CN107693903A - A kind of pre-encapsulated injector and its manufacture method - Google Patents
A kind of pre-encapsulated injector and its manufacture method Download PDFInfo
- Publication number
- CN107693903A CN107693903A CN201711136978.0A CN201711136978A CN107693903A CN 107693903 A CN107693903 A CN 107693903A CN 201711136978 A CN201711136978 A CN 201711136978A CN 107693903 A CN107693903 A CN 107693903A
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- CN
- China
- Prior art keywords
- parison
- luer connector
- encapsulated injector
- injection
- syringe body
- Prior art date
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/3129—Syringe barrels
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M2005/3103—Leak prevention means for distal end of syringes, i.e. syringe end for mounting a needle
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2207/00—Methods of manufacture, assembly or production
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- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present invention discloses a kind of pre-encapsulated injector and its manufacture method, the pre-encapsulated injector includes luer connector, syringe body and press component, the luer connector connects with the syringe body, the press component is arranged in syringe body, the luer connector is used for the sealing to the syringe body and the connection of the syringe body and medical equipment, and the press component is used for the injection effect for realizing the pre-encapsulated injector；The present invention realizes that the syringe body is formed in one by the encapsulation all-in-one machine of blowing, and machine work efficiency is greatly improved, structure more simple and compact, ensures the security and practicality of the pre-encapsulated injector.
Description
Technical field
The present invention relates to field of medicaments, and in particular to a kind of pre-encapsulated injector and its manufacture method.
Background technology
First solvent (water for injection etc.) is extracted out during traditional injector operations with syringe, then by syringe needle
Solute bottle (powder-injection or liquid drugs injection) is penetrated, solvent is then released and mix dissolving with solute, finally extract admixing medical solutions out again
Human body could be injected or to dosing in infusion bottle in syringe.Not only program is complicated for this operating method, Hu Shilao
Momentum is big, and decoction will be through shifting several times, easily pollution.Above all easily there is the hair for causing malpractice because of wrong medicine
It is raw, until jeopardizing the life security of patient.
It is potted in after medicine is prepared by pre-encapsulated injector in syringe, effectively avoids conventional syringe operation band
The problem of coming；But cause the complicated of pre-encapsulated injector simultaneously, solute and the filling trouble of solvent, drug anesthesia mixed before injection and is tired of,
Production cost is very high, is difficult to realize mass production.
In view of drawbacks described above, creator of the present invention obtains the present invention finally by prolonged research and practice.
The content of the invention
To solve above-mentioned technological deficiency, the technical solution adopted by the present invention is, there is provided a kind of pre-encapsulated injector, it is described
Pre-encapsulated injector includes luer connector, syringe body and press component, the luer connector and the syringe master
Body is connected, and the press component is arranged in syringe body, and the luer connector is used for the close of the syringe body
The connection of envelope and the syringe body and medical equipment, the press component are used for the note for realizing the pre-encapsulated injector
The effect of penetrating.
Preferably, the luer connector includes joint body and seal assembly, the joint body and the sealing group
Part is tightly connected, and the joint body is fixedly connected with medical equipment, and the seal assembly ensures the close of the luer connector
Feng Xing.
Preferably, the seal assembly includes plug body part and broken part, the plug body part by the broken part with it is described
Joint body is tightly connected, described to be tightly connected the sealing effectiveness for realizing the luer connector.
Preferably, the syringe body includes connecting portion, the connecting portion is arranged on inside the syringe body, institute
Stating luer connector includes rotating part, and the connecting portion is correspondingly arranged with the rotating part.
Preferably, the syringe body includes injection-tube and sheath, the injection-tube is connected with the luer connector,
The luer connector is used to play the injection-tube sealing and connection function；The sheath is connected with the injection-tube, institute
Sheath is stated to be used to protect the press component.
Preferably, a kind of preparation method for making the pre-encapsulated injector, the preparation method includes blowing embedding one
Machine, the encapsulation all-in-one machine of blowing include forming room, and the forming room includes extrusion moulding apparatus, filling apparatus, shaped device, placement dress
Put, the extrusion moulding apparatus is used to make parison, and the filling apparatus, the shaped device, the apparatus for placing are realized described pre-
The filling formation operation of encapsulated injector.
Preferably, the preparation method also includes step,
S1；By the luer connector, the press component be put into it is described to blow embedding one internal, it is described that to blow embedding integrally right
The luer connector, the press component carry out sterilization arrangement；
S2；Pp material is poured into and described blow embedding one and forms parison in vivo；
S3；The embedding one of blowing is processed to the parison, and the hypomere shaping of embedding one is blown described in completion；
S4；The embedding one of blowing is processed to the parison, and the epimere shaping of embedding one is blown described in completion, is completed
The manufacturing process of the pre-encapsulated injector.
Preferably, step S1 described blows embedding specifically, the luer connector, the push rod and the piston are put into
Sterilized in all-in-one, and the luer connector, the push rod and the piston arrangement is neat, complete the push rod and
Installation connection between the piston.
Preferably, step S2, specifically, pp material is sent in the hopper, the encapsulation all-in-one machine of blowing is to described
Pp material is heated, extruded, and warm temperature is 170 degree, and the pp material forms fluid, is then transported to institute
State extrusion moulding apparatus；The extrusion moulding apparatus receives the fluid pp material after the heating, and tubular-type is formed in extrusion moulding apparatus
Base, the extrusion moulding apparatus down quantitatively extrude the parison, obtain the parison of appropriate length, and by the parison
Inside is passed through a certain amount of filtrated air, the parison inner space is become big.
Preferably, step S3, specifically, the shaped device to be moved to the lower end of the parison, the shaped device is in
Open mode, fixed parison position at the top of the type embryo is clamped by the shaped device and cuts off the parison；Institute will be captured
The filling apparatus for stating luer connector moves to the certain position of intersegmental part under the parison, is closed by the shaped device,
The shaping work of the parison the lower section is completed, and the luer connector is fixed in the tubular parison, the type
Base the lower section is shaped to the injection-tube and the helmet.
Compared with the prior art the beneficial effects of the present invention are：1, by the seal assembly, realize that described Rule connects
The sealing effectiveness of device is connect, improves the security of the medical equipment using the luer connector；2, institute is protected by the helmet
Luer connector is stated, the sheath protects the press component, avoids the accidental damage of the pre-encapsulated injector；3, pass through institute
State and blow encapsulation all-in-one machine and realize that the syringe body is formed in one, machine work efficiency is greatly improved, structure
More simple and compact, ensure the security and practicality of the pre-encapsulated injector.
Brief description of the drawings
Fig. 1 is the topology view of pre-encapsulated injector of the present invention；
Fig. 2 is the attachment structure view of pre-encapsulated injector of the present invention；
Fig. 3 is the topology view (main view) of luer connector described in pre-encapsulated injector of the present invention；
Fig. 4 is the topology view (section view) of luer connector described in pre-encapsulated injector of the present invention；
Fig. 5 is the topology view of helmet described in pre-encapsulated injector of the present invention；
Fig. 6 is pre-encapsulated injector preparation method S2 of the present invention partial view；
Fig. 7 is pre-encapsulated injector preparation method S3 of the present invention partial view；
Fig. 8 is pre-encapsulated injector preparation method S4 of the present invention partial view.
Numeral represents in figure：
1- luer connectors；2- syringe bodies；3- press components；11- joint bodies；12- seal assemblies；21- helmets；
22- injection-tubes；23- sheaths；24- handheld components；31- push rods；32- pistons；41- extruded pipes；42- filling heads；43- first is molded
Module；The forming modules of 44- second；45- fixing devices；111- first connecting portions；112- second connecting portions；113- pin mouths；
114- inner cavities；115- power-assisteds portion；121- plug body parts；122- broken parts；123- rotating parts；211- protection portion；212- spanner portions；
311- push pedals.
Embodiment
Below in conjunction with accompanying drawing, the forgoing and additional technical features and advantages are described in more detail.
Embodiment one
As shown in figure 1, pre-encapsulated injector of the present invention includes luer connector 1, syringe body 2 and press component 3, institute
State luer connector 1 and the syringe body 2 connects, the press component 3 is arranged in the syringe body 2.It is described
Luer connector 1 includes joint body 11 and seal assembly 12, and the joint body 11 and the seal assembly 12 are tightly connected；
The syringe body 2 includes helmet 21, injection-tube 22 and sheath 23, and the helmet 21 and the sheath 23 are separately positioned on institute
The both ends of injection-tube 22 are stated, the syringe body is formed in one；The press component 3 includes push rod 31, piston 32, described
Push rod 31 is detachably connected with the piston 32.
The joint body 11 includes first connecting portion 111, second connecting portion 112, pin mouth 113 and inner cavity 114, institute
State first connecting portion 111 and the second connecting portion 112 is separately positioned on the both ends of the luer connector 1, described first connects
Socket part 111 is used for and the injection-tube 3 connects, and the first connecting portion 111 sets groove, and the injection-tube 3 is provided with and institute
The annular protrusion of matching grooves is stated, the injection-tube 3 and institute are realized by the mating connection of the annular protrusion and the groove
State the sealed connection of luer connector；The second connecting portion 112 is hollow tubular structure, the second connecting portion 112 it is interior
Surface sets internal thread, and tapping device sets external screw thread, and the tapping device includes injection needle, injection catheter etc.
Reasonable equipment, the joint body 11 are threadedly coupled with the tapping device by the internal thread and the external screw thread,
Realize the liquid-tight connection effect of the threaded connection place.The second connecting portion 112 includes hollow part, and the pin mouth 113 is set
Put in the hollow part, and the one end of the inner cavity 114 is arranged on the pin mouth 113, the cross section of inner cavity 114
Shape is preferably arranged to circle, and the inner cavity 114 runs through the joint body 11.
After the pre-encapsulated injector is connected with the tapping device, liquid passes through described in the injection-tube 3
The inner cavity 114 in joint body 11 flow to the tapping device, and is exported by the tapping device, complete
Into liquid guide flow process.
The seal assembly 12 includes plug body part 121, broken part 122 and rotating part 123, and the plug body part 121 is preferably set
Cylinder is set to, the broken part 122 is arranged on the external arc surface of plug body part 121, and the broken part 122 is preferably arranged to
Annular, the plug body part 121 are connected by the broken part 122 with the joint body 11；The rotating part 123 is arranged on institute
One end of the seal assembly 12 is stated, the rotating part 123 is preferably arranged to square or cuboid.When having force body to described
When rotating part 123 applies active force, the plug body part 121 is rotated around the axis of the plug body part 121, is easy to the sealing
The disengaging of component 12 and the joint body 11.The shape of the rotating part 123 sets increase force body and the plug body part 121
Between contact area, while increase the active force between force body and the plug body part 121, ensure the active force to described
Plug body part 121 applies stronger torsional moment, the disengaging process of the seal assembly 12 and the joint body 11 is more saved
Power.
It is straight in the port of the position of pin mouth 113 that the cross-sectional diameter of plug body part 121 is slightly less than the inner cavity 114
Footpath, it is easy to stretch into the plug body part 121 in the inner cavity 113, increases the seal assembly 12 to the pin mouth 113
Sealing effectiveness.The plug body part 121 is connected by the broken part 122 with 113, the pin mouth, realizes the plug body part 121
To sealing function of the inner cavity 114 in the position port of pin mouth 113.
Helmet 21 and the luer connector 1 junction sets thinner wall section, and the helmet 21 connects with described Rule
Device 1 is connected by the thinner wall section, and the thinner wall section is preferentially arranged to seal line.The thinner wall section is used to connect the helmet 21
Structure setting reduction with the luer connector 1, while the thinner wall section divides the helmet 21 and the luer connector 1
From opening force, be easy to cure patient use.
The luer connector 1 also includes power-assisted portion 115, and the power-assisted portion 115 is arranged on the thinner wall section opening position, institute
State power-assisted portion 115 and be preferably arranged to the raised nubs with corner angle, when the helmet 21 and the luer connector 1 occur relatively
During rotation, the power-assisted portion 115 causes the thinner wall section that irregular deformation occurs, and causes the fracture of the thinner wall section, so as to real
The separation of the existing helmet 21 and the luer connector 1.
The helmet 21 includes protection portion 211, and the protection portion 211 is arranged to hollow-core construction, and the protection portion 211 is by institute
State joint body 11 and the seal assembly 12 is fully wrapped around, sealing is played to the joint body 11 and the seal assembly 12
Protective effect, effectively avoid the joint body 11 and the seal assembly 12 because of external influence and caused by accidental damage, with
And the joint body 11 and the seal assembly caused by the joint body 11 and the unbalance stress of the seal assembly 12
Relative motion between 12；Contiguous block is set in the protection portion 211, the contiguous block is correspondingly arranged with the rotating part 123,
The protection portion 211 is connected by the contiguous block with the seal assembly 12；When curing patient's rotation protection portion 211, institute
State connecting portion and produce interaction force with the rotating part 123, cause the seal assembly 12 and the joint body 11 to occur
Relative motion, the broken part 122 are broken, and realize the separation between the seal assembly 12 and the joint body 11.
The helmet 21 also includes spanner portions 212, and the spanner portions 212 are fixedly connected with the protection portion 211, the spanner portions 212
It is uniformly arranged on the outer surface of the protection portion 211, the spanner portions 212 increase the bulk strength of the protection portion 211, together
Shi Zengjia cures patient and is rotating the force area of the helmet 21, reduces the opening force for rotating the helmet 21, is easy to cure patient
Use.
The push rod 31 includes near-end, distal end and putter body, and the near-end and the distal end are separately positioned on described push away
The both ends of bar body, the push rod near-end are detachably connected with the piston 32, and the push rod distal end sets push pedal 311, described
Push pedal 311 is preferably provided with tread plate, and the tread plate increases the frictional force of the push pedal 311, is easy to cure patient's use, institute
State putter body cross section be preferably arranged to it is cross.The piston 32 is arranged on inside the injection-tube 22, the piston
32 include movable end and connection end, and the piston 32 is detachably connected by the connection end and the push rod 31, the connection
End is preferably arranged to cylindric, and the movable end is preferably arranged to coniform, and the connection end external diameter is equal to the injection-tube 22
Interior diameter, at least also include a sealing ring on the piston 32, ensure the piston 32 and the inner surface of injection-tube 22
It is tightly connected, parenteral solution is pre-charged with the injection-tube 22.
Described one end of injection-tube 22 is connected with the luer connector 1, and the other end is provided with handheld component 24, the Handheld Division
Part 24 is provided with through hole, and the diameter of the through hole is less than the diameter of the push rod near-end, and the through hole can prevent the push rod 31
The injection-tube 22 is exited with the piston 32.The handheld component 24 and the sheath 23 are formed in one structure, the shield
At least one junction between set 23 and the handheld component 24, the sheath 23 is turn-break type structure, by rotating the shield
Set 23, can be such that the sheath 23 is permanently disconnected with the injection-tube 22.
Doctor patient is by that by rotating the sheath 23, can make the sheath 23 permanently be disconnected with the injection-tube 22 and connect
Connect, the helmet 21 is rotated by the spanner portions 22, cause the helmet 21 that relative transport occurs with the luer connector 1
Dynamic, the thinner wall section and the broken part 122 are broken, and the helmet 21, the seal assembly 12 and the joint body 11 are de-
From, and be attached the port of the pre-encapsulated injector and medical equipment by the second connecting portion 112, complete injection
Preceding preparation；By pressing the push pedal 311, the injection work of the pre-encapsulated injector is realized.
By setting the seal assembly 12 in the luer connector 1, ensure that medicine exists in the pre-encapsulated injector
Sealing state is constantly in before being not used, the sealed, sterile protection to medicine is realized, improves what the pre-encapsulated injector used
Security.
Embodiment two
Present embodiment also provides a kind of preparation method of the pre-encapsulated injector, and the preparation method includes blowing embedding
All-in-one, it is described blow encapsulation all-in-one machine include degerming room, sub-material room, forming room, the degerming room, the sub-material room, it is described into
Type room send device to be attached by grabbing, and described grab send device to be preferably arranged to manipulator.The degerming room is used for raw material
Carry out disinfection degerming, the sub-material room is used to raw material carrying out classification pendulum together, and the forming room is complete for carrying out processing and forming
Into product.The forming room includes extrusion moulding apparatus, filling apparatus, shaped device, apparatus for placing, and the extrusion moulding apparatus includes material
Bucket, helix transporting device, extruded pipe 41, the helix transporting device both ends are connected with the hopper, the extruded pipe 41 respectively；
The filling apparatus includes filling tube, filling head 42, decoction memory, and the filling tube connects the filling head 42 and the medicine
Liquid memory, the filling head 42 set handgrip, and the luer connector 1 is captured by the handgrip；The shaped device bag
Include the first forming module 43, the second forming module 44, fixing device 45, device for excising, first forming module 43, described
Two forming modules 44 carry out forming operation to the pre-encapsulated injector.
The preparation method also comprises the following steps：
S1；By the luer connector, the press component be put into it is described to blow embedding one internal, it is described that to blow embedding integrally right
The luer connector, the press component carry out sterilization arrangement；
S2；Pp material is poured into and described blow embedding one and forms parison in vivo；
S3；The embedding one of blowing is processed to the parison, and the hypomere shaping of embedding one is blown described in completion；
S4；The embedding one of blowing is processed to the parison, and the epimere shaping of embedding one is blown described in completion, and right
Pre-encapsulated injector cooling after extrusion forming, complete the manufacturing process of the pre-encapsulated injector.
Step S1 by injection machine specifically, make the luer connector, the push rod and the piston, by the Shandong
You are put into the degerming interior and sterilized connector, the push rod and the piston, and described grab send device to connect described Rule
It is neat to connect device, the push rod and the piston arrangement, and send device to complete between the push rod and the piston by described grab
Installation connection.
For step S2 specifically, pp material is sent in the hopper, motor drives the helix transporting device to institute
State pp material to be heated, extruded, warm temperature is 170 degree or so, and the pp material forms fluid, then defeated
Deliver to the extruded pipe；The extruded pipe receives the fluid pp material after the heating, tubular parison is formed in pipe, institute
State extrusion molding head down quantitatively to extrude the parison, obtain the parison of appropriate length, and by logical inside the parison
Enter a certain amount of filtrated air, the parison inner space is become big.
Step S3 is first forming module, described specifically, the shaped device to be moved to the lower end of the parison
Second forming module, the fixing device clamp fixed parison at the top of the type embryo in opened condition, by the fixing device
Position, the parison is cut off by the device for excising, then the device for excising and extruded pipe playback；It is described to squeeze
After moulding pipe playback, the filling head for capturing the luer connector is moved to the certain position of intersegmental part under the parison,
Closed by first forming module, complete the shaping work of the parison the lower section, and the luer connector is consolidated
It is scheduled in the tubular parison, the parison the lower section is shaped to the injection-tube and the helmet.
After step S4 is specifically, the luer connector is placed in the parison by the filling head, the filling head
Quantitative liquid medicine is poured into the parison, after the completion of filling head playback；The push rod is put into by institute by the apparatus for placing
The certain position of intersegmental part on parison is stated, is closed by second forming module, completes the tubular parison upper portion
Shaping work, and the push rod is fixed in the tubular parison, the tubular parison upper portion is shaped to described hand-held
Part and the sheath；The pre-encapsulated injector after extrusion forming is cooled down, open first forming module and
Second forming module, complete the manufacturing process of the pre-encapsulated injector.
The preparation method is by crowded embryo and blows embedding function and is integrated, and eliminates existing infusion bottle production line by extruding machine
The tubular parison of extrusion first puts mould into, then mould (carrying pipe) is moved into blow-fill-seal work station blown and fill this workflow
Journey, directly the extrusion moulding apparatus, the filling apparatus, the shaped device are placed in same equipment, plastic liquid is pressed
After tubular parison is made, the filling head can be reduced at once by, which being placed in the shaped device, is molded, is filling, is greatly reduced
Parison exposes the aerial time, reduces the contaminated probability of decoction；Pass through double mould (the first shaping mould
Block, the second forming module) shaping stage by stage to the parison, realize the sheath 23, the injection-tube 22 and the helmet 2
Shaping and the luer connector 1, the fixed installation of the push rod and the injection-tube 22, obtain machine work efficiency
Increase substantially, structure more simple and compact, while strengthen the luer connector 1 and the injection-tube 22, the shield
The connection effect of cap 2, ensure the sealed connection of the luer connector 1 and the injection-tube 22, and the luer connector 1
It is connected with the helmet 2, realizes the security and practicality of the pre-encapsulated injector.
Presently preferred embodiments of the present invention is the foregoing is only, is merely illustrative for the purpose of the present invention, and it is non-limiting
's.Those skilled in the art understands, many changes can be carried out to it in the spirit and scope that the claims in the present invention are limited,
Modification, in addition it is equivalent, but fall within protection scope of the present invention.
Claims (10)
- A kind of 1. pre-encapsulated injector, it is characterised in that including luer connector, syringe body and press component, the Shandong You are connected connector with the syringe body, and the press component is arranged in syringe body, and the luer connector is used In the sealing of the syringe body and the connection of the syringe body and medical equipment, the press component is used to realize The injection of the pre-encapsulated injector.
- 2. pre-encapsulated injector as claimed in claim 1, it is characterised in that the luer connector includes joint body and close Sealing assembly, the joint body and the seal assembly are tightly connected, and the joint body is fixedly connected with medical equipment, described Seal assembly ensures the sealing of the luer connector.
- 3. pre-encapsulated injector as claimed in claim 2, it is characterised in that the seal assembly includes plug body part and twisted off Portion, the plug body part are tightly connected by the broken part and the joint body, and the sealed connection realizes that described Rule connects Connect the sealing effectiveness of device.
- 4. pre-encapsulated injector as claimed in claim 1, it is characterised in that the syringe body includes connecting portion, described Connecting portion is arranged on inside the syringe body, and the luer connector includes rotating part, the connecting portion and the rotation Portion is correspondingly arranged.
- 5. pre-encapsulated injector as claimed in claim 4, it is characterised in that the syringe body includes injection-tube and shield Set, the injection-tube are connected with the luer connector, and the luer connector is used to play the injection-tube sealing and connected Connect effect；The sheath is connected with the injection-tube, and the sheath is used to protect the press component.
- 6. a kind of preparation method for making the pre-encapsulated injector described in any one of claim 1 to 5, the preparation method include Encapsulation all-in-one machine is blown, the encapsulation all-in-one machine of blowing includes forming room, and the forming room includes extrusion moulding apparatus, filling apparatus, shaping Device, apparatus for placing, the extrusion moulding apparatus are used to make parison, the filling apparatus, the shaped device, the apparatus for placing Realize the filling formation of the pre-encapsulated injector.
- 7. preparation method as claimed in claim 6, it is characterised in that also including step,S1；The luer connector, the press component are put into and described blow that embedding one is internal, and the embedding one of blowing is to described Luer connector, the press component are sterilized；S2；Pp material is poured into and described blow embedding one and forms parison in vivo；S3；The embedding one of blowing is processed to the parison, and the hypomere shaping of embedding one is blown described in completion；S4；The embedding one of blowing is processed to the parison, and the epimere that embedding one is blown described in completion is molded, described in completion The manufacturing process of pre-encapsulated injector.
- 8. preparation method as claimed in claim 7, it is characterised in that step S1 is specifically, by the luer connector, described Push rod and the piston are put into described blow in encapsulation all-in-one machine and sterilized, and by the luer connector, the push rod and institute State that piston arrangement is neat, the connection between push rod described in installation and the piston.
- 9. preparation method as claimed in claim 7, it is characterised in that step S2 is specifically, pp material is sent to described In hopper, the encapsulation all-in-one machine of blowing is heated to the pp material, extruded, warm temperature be 170 degree, described poly- third Alkene raw material forms fluid, is then transported to the extrusion moulding apparatus；The extrusion moulding apparatus receives the fluid poly- third after the heating Alkene raw material, tubular parison being formed in extrusion moulding apparatus, the extrusion moulding apparatus down extrudes the parison, obtains product parison, And by being passed through filtrated air inside the product parison, making the product parison inner space become big.
- 10. preparation method as claimed in claim 7, it is characterised in that step S3 is specifically, the shaped device is moved to The lower end of the product parison, the shaped device clamp the product type embryo top in opened condition, by the shaped device Portion, the fixed product parison position simultaneously cut off the product parison；The filling apparatus of the luer connector will be captured The certain position moved to inside the product parison hypomere, is closed by the shaped device, is completed under the product parison The shaping work of section part, and the luer connector is fixed in the product parison, the product parison the lower section It is shaped to the injection-tube and the helmet.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711136978.0A CN107693903A (en) | 2017-11-16 | 2017-11-16 | A kind of pre-encapsulated injector and its manufacture method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711136978.0A CN107693903A (en) | 2017-11-16 | 2017-11-16 | A kind of pre-encapsulated injector and its manufacture method |
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| CN107693903A true CN107693903A (en) | 2018-02-16 |
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| CN201711136978.0A Pending CN107693903A (en) | 2017-11-16 | 2017-11-16 | A kind of pre-encapsulated injector and its manufacture method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112549420A (en) * | 2020-11-05 | 2021-03-26 | 山东永聚医药科技有限公司 | Preparation process of polymer prefilled syringe |
| CN114392427A (en) * | 2022-01-21 | 2022-04-26 | 浙江仅一医疗科技有限公司 | Injector with medicine and manufacturing method thereof |
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Application publication date: 20180216 |